Merge branch 'main' into generate-libraries-main

Author: rahul2393

.github/workflows/ci.yaml

@@ -53,6 +53,7 @@ jobs:
       env:
         JOB_TYPE: test
         GOOGLE_CLOUD_SPANNER_MULTIPLEXED_SESSIONS: true
+        GOOGLE_CLOUD_SPANNER_MULTIPLEXED_SESSIONS_PARTITIONED_OPS: true
   units-java8:
     # Building using Java 17 and run the tests with Java 8 runtime
     name: "units (8)"
@@ -92,6 +93,7 @@ jobs:
         env:
           JOB_TYPE: test
           GOOGLE_CLOUD_SPANNER_MULTIPLEXED_SESSIONS: true
+          GOOGLE_CLOUD_SPANNER_MULTIPLEXED_SESSIONS_PARTITIONED_OPS: true
   windows:
     runs-on: windows-latest
     steps:

.kokoro/continuous/java8.cfg

@@ -36,3 +36,8 @@ env_vars: {
     key: "GOOGLE_CLOUD_SPANNER_MULTIPLEXED_SESSIONS"
     value: "true"
 }
+
+env_vars: {
+    key: "GOOGLE_CLOUD_SPANNER_MULTIPLEXED_SESSIONS_PARTITIONED_OPS"
+    value: "true"
+}